>> but back in 1967, not loss of gross. median household income is adjusted for inflation, 51. one of the components of household income? >> so, this is what we call money income. it's all the cash from your employer, from their investments, interest, dividends, social security, supplemental security income. anything that is cash that comes into the household. what it doesn't include emphasis on the criticism we heard this we come it doesn't include things like food stamps or your taxes or your earned income tax credit. it's just focusing on the income. >> for the value of your home? >> or the things like the value of your home, the value of your possessions, the value of your car, your health benefits. it doesn't include those think.